Home / 82,422,556.34-113,737,438.01-45,750,240.50

Finding the Fourth Proportional to 82,422,556.34, 113,737,438.01 and 45,750,240.50

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Solution

The fourth proportional to 82,422,556.34, 113,737,438.01 and 45,750,240.50 is: 63,132,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,422,556.34 : 113,737,438.01 = 45,750,240.50 : x
  2. Step 2: Convert to fraction form
    82,422,556.34/113,737,438.01 = 45,750,240.50/x
  3. Step 3: Cross multiply
    82,422,556.34x = 113,737,438.01 × 45,750,240.50
  4. Step 4: Simplify right side
    82,422,556.34x = 5,203,515,142,811,342
  5. Step 5: Solve for x
    x = 5,203,515,142,811,342/82,422,556.34
  6. Step 6: Final answer
    x = 63,132,173.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.